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Finding the Fourth Proportional to 79,716.16, 110,009.04 and 43,907.44

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Solution

The fourth proportional to 79,716.16, 110,009.04 and 43,907.44 is: 60,592.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,716.16 : 110,009.04 = 43,907.44 : x
  2. Step 2: Convert to fraction form
    79,716.16/110,009.04 = 43,907.44/x
  3. Step 3: Cross multiply
    79,716.16x = 110,009.04 × 43,907.44
  4. Step 4: Simplify right side
    79,716.16x = 4,830,215,323.26
  5. Step 5: Solve for x
    x = 4,830,215,323.26/79,716.16
  6. Step 6: Final answer
    x = 60,592.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.